Choose one of the links above for a list of plant-related websites about that category. Selected websites include only non-commercial, free-access sites that do not require passwords. The links provided have all been checked as of April 18, 2008, but visitors should note that most large websites have a regular downtime for editing and uploading more information. Often, this downtime occurs on the weekends, especially Sunday night (students take note!). If you find a link that doesn't work, try that site again at a different time or on a different day; if it still does not work, please report the problematic link to the NOPD.

Maples and Japanese Culturehttp://homepage2.nifty.com/chigyoraku/Etop11.html
An excellent website dedicated to sharing information on maples of the world, by Hajime
Hayashida, which provides scientific and Japanese common names, foliage autumn colour, and
distribution, as well as a page of images for each species (click on the number at the end of each
line). Comparison pages of leaves, flowers, fruit, and twigs for each species are very useful for
identification. Access this species list for North American maples, or
choose other species from the home page.

New Brunswick Tree and Shrub Species of Concernhttp://cfs.nrcan.gc.ca/subsite/mx-212
This virtual field guide from the Atlantic Forestry Centre (Canadian Forest Service) provides
excellent information sheets on many species of trees and shrubs native to Nova Scotia and
Ontario. An online glossary of terms is included.

Ontario Trees & Shrubshttp://ontariotrees.com/
A growing website on Ontario woody plants, by Walter Muma, with excellent photos of habitats
as well as diagnostic features. Access the species through this Scientific Names list, which also includes
common names. A companion to his websites on wildflowers, grasses, ferns, and
mosses.

Ohio Treeshttp://ohioline.osu.edu/b700/index.html
A very useful collection of well-written webpages on coniferous and deciduous trees native to
Ohio, most of which are also found in Ontario. An illustrated glossary and keys are included.
Written by T.Davis Sydnor and William F. Cowen, Ohio State University.

Silvics of North Americahttp://www.na.fs.fed.us/spfo/pubs/silvics_manual/table_of_contents.htm
A website from the USDA; Silvics of North America, originally published in 1965,
describes the characteristics of about 200 conifers and hardwood trees in North America.
Excellent information on habitat, climate, soils & topography, associated species, life history,
and special uses. Range maps of the tree species include Canada.

The Native Trees of the Southern Rocky Mountainshttp://home.earthlink.net/~swier/treebk.html
This website, by Stuart Wier, features his excellent black-and-white illustrations of each tree
species and includes key features need for accurate identification.

The Trees of Great Britain and Irelandhttp://djvued.libs.uga.edu/QK488xE4/tgbimenu.html
A very useful website that provides access to .pdf files of this 7-volume classic work (1906-
1913) by Henry J. Alwes and Augustine Henry, which featured excellent descriptions of trees
native to the United Kingdom, many of which are often planted in North America.

Trees and Bushes of Commanster, Belgiumhttp://popgen.unimaas.nl/~jlindsey/commanster/Plants/Trees/trees.html
A website with excellent habitat and closeup images of Belgian conifers and deciduous trees and
shrubs, part of the Ecology of Commanster website by Jim Lindsey. Plants are organized
according to scientific name, but common names are provided in English, French, Dutch, and
German.

Trees of Alabama and the Southeasthttp://www.forestry.auburn.edu/samuelson/dendrology/index.html
A well organized website on trees of the southeast U.S. for dendrology classes, by Lisa
Samuelson, Auburn University. Non-technical descriptions several images of each tree species
are provided; select from the species list along the left side of the webpage.

Trees of Southern Californiahttp://www.calflora.net/trees/trees.html
Another website of excellent image by Michael L. Charters; this one exclusively on tree species.
Each species is represented by an image of the trunk (showing the bark) and the leaves (an or the
fruits).

Trees of the Northwoodshttp://www.rook.org/earl/bwca/nature/trees/index.html
Part of the extensive Natural History of the Northwoods websites, by Earl J.S. Rook.
Each webpage includes a single photo, descriptions, and ecological and ethnobotanical
information on each species.

Trees, Shrubs, and Woody Vines of North Carolinahttp://www.duke.edu/~cwcook/trees/
A great website by Will Cook, of Duke Univ., on woody plants from southeastern U.S., with
clear images showing the diagnostic traits of each species.

Upper Peninsula Tree Identification Keyhttp://uptreeid.com/
An interactive website from the Michigan State University Extension, developed mainly for
grade school students, but still to be appreciated by all botany students.